3,3'-Difluorobenzaldazine (DFB) 是一种选择性 mGluR5 正变构调节剂。3,3'-Difluorobenzaldazine 可增强 mGlu5 激动剂 (Glutamate, Quisqualate, 3,5-Dihydroxyphenylglycine) 的 3-6 倍作用，EC50 在 2 到 5 μM 范围内。 product description： A positive allosteric modulator for mGlu receptor subtype 5 (EC50 = 2 - 5.3 µM). No agonistic action on mGlu5. Renders 3-6 fold potentiation for Glu5 agonists. No effect on other mGlu receptor subtypes. Please note that the molecular weight for this compound is batch-specific due to variable water content. A positive allosteric modulator for mGlu receptor subtype 5 (EC50 = 2 - 5.3 µM). No agonistic action on mGlu5. Renders 3-6 fold potentiation for Glu5 agonists. No effect on other mGlu receptor subtypes.